Search Tools

Search tool components provide agents with the ability to search the web and retrieve real-time information from various search engines and services.

DuckDuckGo Search

This component performs web searches using the DuckDuckGo search engine with result-limiting capabilities.

Inputs

Name	Display Name	Info
input_value	Search Query	The search query to execute with DuckDuckGo.
max_results	Max Results	The maximum number of search results to return. Default: 5.
max_snippet_length	Max Snippet Length	The maximum length of each result snippet. Default: 100.

Outputs

Name	Display Name	Info
data	Data	List of search results as Data objects containing snippets and full content.
text	Text	Search results formatted as a single text string.

Google Search API

This component allows you to call the Google Search API.

Inputs

Name	Type	Description
google_api_key	SecretString	Google API key for authentication
google_cse_id	SecretString	Google Custom Search Engine ID
input_value	String	Search query input
k	Integer	Number of search results to return

Outputs

Name	Type	Description
results	List[Data]	List of search results
tool	Tool	Google Search tool for use in LangChain

Google Serper API

This component allows you to call the Serper.dev Google Search API.

Inputs

Name	Type	Description
serper_api_key	SecretString	API key for Serper.dev authentication
input_value	String	Search query input
k	Integer	Number of search results to return

Outputs

Name	Type	Description
results	List[Data]	List of search results
tool	Tool	Google Serper search tool for use in LangChain

Bing Search API

This component allows you to call the Bing Search API.

Inputs

Name	Type	Description
bing_subscription_key	SecretString	Bing API subscription key
input_value	String	Search query input
bing_search_url	String	Custom Bing Search URL (optional)
k	Integer	Number of search results to return

Outputs

Name	Type	Description
results	List[Data]	List of search results
tool	Tool	Bing Search tool for use in LangChain

Search API

This component calls the searchapi.io API. It can be used to search the web for information.

For more information, see the SearchAPI documentation.

Inputs

Name	Display Name	Info
engine	Engine	The search engine to use (default: "google")
api_key	SearchAPI API Key	The API key for authenticating with SearchAPI
input_value	Input	The search query or input for the API call
search_params	Search parameters	Additional parameters for customizing the search

Outputs

Name	Display Name	Info
data	Search Results	List of Data objects containing search results
tool	Search API Tool	A Tool object for use in LangChain workflows

Tavily AI Search

This component performs searches using the Tavily AI search engine, which is optimized for LLMs and RAG applications.

Inputs

Name	Display Name	Info
api_key	Tavily API Key	Your Tavily API Key.
query	Search Query	The search query you want to execute with Tavily.
search_depth	Search Depth	The depth of the search.
topic	Search Topic	The category of the search.
max_results	Max Results	The maximum number of search results to return.
include_images	Include Images	Include a list of query-related images in the response.
include_answer	Include Answer	Include a short answer to original query.

Outputs

Name	Display Name	Info
data	Data	The search results as a list of Data objects.
text	Text	The search results formatted as a text string.

Usage Notes

• Real-time Information: These tools enable agents to access current web information

• Multiple Providers: Different search engines offer varying result quality and coverage

• Rate Limiting: Consider API rate limits when using commercial search APIs

• Privacy: DuckDuckGo provides privacy-focused search results

• Specialized: Tavily AI is optimized specifically for AI applications and RAG workflows